use the previous commands params in the current command

Here the !!:1 will take the first parameter from the previous command. This can be used in conjunction with other history commands like ! and so on.
Sample Output
vi a.c
diff !!:1 !!:1.bak

By: raj77_in
2010-05-24 08:09:23

What Others Think

You can also use M-^ (history-expand) to expand inline while you're editing (ie. to check before you run), and C-_ to undo the expansion. Notes: M-^ = meta-^ = alt shift 6 C-_ = ctrl-_ = ctrl shift - Undo also works for every editing command. And lastly, bash rules. Cheers!
ldmosquera · 543 weeks and 2 days ago

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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